From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933415AbeBMDAx (ORCPT ); Mon, 12 Feb 2018 22:00:53 -0500 Received: from mail-it0-f45.google.com ([209.85.214.45]:55638 "EHLO mail-it0-f45.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933393AbeBMDAv (ORCPT ); Mon, 12 Feb 2018 22:00:51 -0500 X-Google-Smtp-Source: AH8x224NF9LoXYyy/nj3j2gYniIaFMcCvXpTFnz7Cf8PRo7CSd9V+Xmk3GFX1ifQMx1SzovSy36n9A== Subject: Re: Linux 4.16-rc1: regression bisected, Debian kernel package tool make-kpkg stalls indefinitely during kernel build due to commit "kconfig: remove check_stdin()" To: Sander Eikelenboom , Masahiro Yamada , Ulf Magnusson Cc: srivasta@debian.org, linux-kernel References: From: Woody Suwalski Message-ID: <9d122a3c-b1fe-a9f8-17db-c38f42fdc4b1@gmail.com> Date: Mon, 12 Feb 2018 22:00:49 -0500 User-Agent: Mozilla/5.0 (X11; Linux i686; rv:52.0) Gecko/20100101 Firefox/52.0 SeaMonkey/2.49.1 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Sander Eikelenboom wrote: > L.S., > > The Debian kernel-package tool make-kpkg for easy building of upstream kernels on Debian fails with linux 4.16-rc1. > > The tool (perl script) while invoked with: > make-kpkg --initrd --append_to_version -20180212 kernel_image > > On a git tree with a .config from the previous kernel release, so new KConfig questions have to be asked on new or changed options. > > The script stalls indefinitely while it seems to be excuting: > exec make kpkg_version=13.018+nmu1 -f /usr/share/kernel-package/ruleset/minimal.mk debian APPEND_TO_VERSION=-t440s-20180212 INITRD=YES > > After using ctrl-c to break out it, i get: > ^CFailed to create a ./debian directory: No such file or directory at /usr/bin/make-kpkg line 970. > > > Bisection turned up as culprit: > commit d2a04648a5dbc3d1d043b35257364f0197d4d868 > kconfig: remove check_stdin() > > Except silentoldconfig, valid_stdin is 1, so check_stdin() is no-op. > > oldconfig and silentoldconfig work almost in the same way except that > the latter generates additional files under include/. Both ask users > for input for new symbols. > > I do not know why only silentoldconfig requires stdio be tty. > > $ rm -f .config; touch .config > $ yes "" | make oldconfig > stdout > $ rm -f .config; touch .config > $ yes "" | make silentoldconfig > stdout > make[1]: *** [silentoldconfig] Error 1 > make: *** [silentoldconfig] Error 2 > $ tail -n 4 stdout > Console input/output is redirected. Run 'make oldconfig' to update configuration. > > scripts/kconfig/Makefile:40: recipe for target 'silentoldconfig' failed > Makefile:507: recipe for target 'silentoldconfig' failed > > Redirection is useful, for example, for testing where we want to give > particular key inputs from a test file, then check the result. > > Signed-off-by: Masahiro Yamada > Reviewed-by: Ulf Magnusson > > Reverting this specific commit makes make-kpkg work again as usual. > > Version of the kernel-package used: > ii kernel-package 13.018+nmu1 > > > I also cc'ed the Debian developer who maintains the kernel-package package: Manoj Srivastava > > -- > Sander > I have noticed today the same - the kernel-build blockage was in (as I recall) srcipts/kconfig/conf -s --silentoldconfig Kbuild I have bypassed it by regenerating the .config "by hand"... Woody